520330330 has 32 divisors (see below), whose sum is σ = 1010185344. Its totient is φ = 191827776.

The previous prime is 520330313. The next prime is 520330331. The reversal of 520330330 is 33033025.

It is a junction number, because it is equal to n+sod(n) for n = 520330298 and 520330307.

It is not an unprimeable number, because it can be changed into a prime (520330331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93897 + ... + 99283.

It is an arithmetic number, because the mean of its divisors is an integer number (31568292).

Almost surely, 2^520330330 is an apocalyptic number.

520330330 is a deficient number, since it is larger than the sum of its proper divisors (489855014).

520330330 is a wasteful number, since it uses less digits than its factorization.

520330330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6150.

The product of its (nonzero) digits is 810, while the sum is 19.

The square root of 520330330 is about 22810.7503164626. The cubic root of 520330330 is about 804.3153934101.

Adding to 520330330 its reverse (33033025), we get a palindrome (553363355).

The spelling of 520330330 in words is "five hundred twenty million, three hundred thirty thousand, three hundred thirty".